Google's toughest security tools are behind a single toggle. Switch it on to protect yourself from theft, scams, spam, and more.

Every new Audi sold in the U.S. auto-unlocks all four doors when you shift into park. Owners cannot turn this off.

The device thieves are using is not illegal on its own. It is something mechanics typically use. “They’ll have a blank key and they’re able to manipulate the system and reprogram this blank key ...